Revert "reverted a change made to master instead of devel"

This reverts commit 568840e607a574bf975d7b96a4d0a0ab22b065cf.
Revert "reverted a change made to master instead of devel"

This reverts commit 4fe2212a2fd40561ec2836dccb77312f8ad8dcfe.
Revert "Update README"

This reverts commit 9b7618ed6b8a76a51210d2e2f44ba0ed0fd1a870.
Revert "added removal of *__genmod.f90 to "make clean""

This reverts commit 356aeaea3e4c7214aaaf0eeb9eec2b587587bf04.